East of England
Builders & build costs in Southend-on-Sea
Real 2026 prices for Southend-on-Sea homeowners — kitchen extensions, lofts, rear extensions and more. Regional weighting applied automatically (base rate vs. UK base).
- 1,200+Verified UK builders
- 18,000+Homeowners served
- < 90sAvg. estimate time
- 4.8 / 5Average rating
Southend-on-Sea project cost guides
Standard spec, ex-VAT, base rateSouthend-on-Sea
Kitchen extension
Typical kitchen extensions in Southend-on-Sea from
£38,822
See full breakdown
Southend-on-Sea
Loft conversion
Typical loft conversions in Southend-on-Sea from
£64,768
See full breakdown
Southend-on-Sea
Rear extension
Typical rear extensions in Southend-on-Sea from
£60,332
See full breakdown
Southend-on-Sea
Bathroom renovation
Typical bathroom renovations in Southend-on-Sea from
£22,020
See full breakdown
Southend-on-Sea
Garden room
Typical garden rooms in Southend-on-Sea from
£28,173
See full breakdown
Southend-on-Sea
Double-storey extension
Typical double-storey extensions in Southend-on-Sea from
£74,918
See full breakdown
Southend-on-Sea
Side return extension
Typical side return extensions in Southend-on-Sea from
£20,843
See full breakdown
Southend-on-Sea
Garage conversion
Typical garage conversions in Southend-on-Sea from
£12,659
See full breakdown
Southend-on-Sea
Kitchen renovation
Typical kitchen renovations in Southend-on-Sea from
£78,572
See full breakdown
Southend-on-Sea
Full house renovation
Typical full house renovations in Southend-on-Sea from
£88,629
See full breakdown
Southend-on-Sea
Driveway installation
Typical driveway installations in Southend-on-Sea from
£7,647
See full breakdown
Southend-on-Sea
Roof replacement
Typical roof replacements in Southend-on-Sea from
£17,256
See full breakdown
Southend-on-Sea
Full house rewire
Typical full house rewires in Southend-on-Sea from
£29,575
See full breakdown
Southend-on-Sea
Boiler replacement
Typical boiler replacements in Southend-on-Sea from
£200,965
See full breakdown
Why Southend-on-Sea pricing is different
Local labour rates
Southend-on-Sea day-rates feed straight into every estimate — no flat UK averages.
Midlands / South West
Materials, access and overheads adjusted base rate for East of England.
Vetted local builders
Match with verified, insured trades serving Southend-on-Sea postcodes.
Other UK cities
LondonCroydonEalingEnfieldBromleyBarnetWandsworthLambethLewishamSouthwarkHackneyIslingtonCamdenHaringeyHounslowRichmond upon ThamesKingston upon ThamesMertonSuttonHarrowHillingdonBrentNewhamRedbridgeHaveringBexleyGreenwichTower HamletsWaltham ForestReadingSloughMilton KeynesOxfordBrightonHoveSouthamptonPortsmouthGuildfordWokingBasingstokeWinchesterCanterburyMaidstoneTunbridge WellsCrawleyHorshamEastbourneHastingsWorthingChichesterHigh WycombeAylesburyBracknellNewburyFarnhamEpsomRedhillSevenoaksDartfordCambridgeNorwichIpswichColchesterChelmsfordBasildonLutonSt AlbansWatfordHemel HempsteadStevenageHertfordBishop's StortfordHarlowBraintreePeterboroughKing's LynnGreat YarmouthBury St EdmundsBristolBathSwindonGloucesterCheltenhamExeterPlymouthTorquayBournemouthPooleWeymouthDorchesterSalisburyTauntonYeovilTruroNewquayPenzanceBirminghamCoventryWolverhamptonDudleyWalsallWest BromwichSolihullStourbridgeStoke-on-TrentStaffordTelfordShrewsburyWorcesterHerefordRedditchWarwickLeamington SpaRugbyNuneatonNottinghamLeicesterDerbyLincolnNorthamptonKetteringCorbyWellingboroughLoughboroughMansfieldChesterfieldBostonGranthamNewark-on-TrentLeedsBradfordWakefieldHuddersfieldHalifaxDewsburySheffieldRotherhamBarnsleyDoncasterYorkHarrogateScarboroughMiddlesbroughHullBeverleyGrimsbyScunthorpeManchesterSalfordStockportOldhamRochdaleBuryBoltonWiganTraffordTamesideAltrinchamWarringtonLiverpoolWirralBirkenheadSt HelensSouthportChesterCreweMacclesfieldPrestonBlackpoolBlackburnBurnleyLancasterCarlisleKendalNewcastle upon TyneGatesheadSunderlandSouth ShieldsDurhamDarlingtonHartlepoolStockton-on-TeesCardiffSwanseaNewportWrexhamBangorAberystwythMerthyr TydfilBridgendEdinburghGlasgowAberdeenDundeeStirlingPerthInvernessPaisleyEast KilbrideLivingstonAyrKilmarnockBelfastDerryLisburnNewtownabbeyBangor (NI)